15-letter words containing a, s, i, d, o
- soldier's heart — cardiac neurosis.
- soldier's medal — a medal awarded to any member of the Army of the United States, or of any military organization serving with it, who distinguishes himself or herself by heroism not involving conflict with an enemy.
- solomon islands — (used with a plural verb) an archipelago in the W Pacific Ocean, E of New Guinea; important World War II battles; politically divided between Papua New Guinea and the Solomon Islands.
- somerset island — an island in the Arctic Ocean in Nunavut, Canada, NW of Baffin Island. 9594 sq. mi. (24,848 sq. km).
- sophisticatedly — (of a person, ideas, tastes, manners, etc.) altered by education, experience, etc., so as to be worldly-wise; not naive: a sophisticated young socialite; the sophisticated eye of an experienced journalist.
- sound deadening — a process or material that reduces the resonance or volume of sound
- sound-and-light — combining sound effects or music with unusual lighting displays: to promote a product with a spectacular sound-and-light presentation.
- spawning ground — a place where fish deposit their eggs for fertilization
- special edition — newspaper, magazine: extra issue
- speed indicator — an instrument for counting the number of revolutions of a gasoline engine.
- sphaerosiderite — a type of siderite
- spheroidization — the conversion of grains into spheroids
- spit and polish — great care in maintaining smart appearance and crisp efficiency: The commander was concerned more with spit and polish than with the company's morale.
- stage direction — an instruction written into the script of a play, indicating stage actions, movements of performers, or production requirements.
- stamford bridge — a village in N England, east of York: site of a battle (1066) in which King Harold of England defeated his brother Tostig and King Harald Hardrada of Norway, three weeks before the Battle of Hastings
- stamping ground — a habitual or favorite haunt.
- stand in awe of — to respect and fear
- standardization — to bring to or make of an established standard size, weight, quality, strength, or the like: to standardize manufactured parts.
- standing orders — Military. (formerly) a general order always in force in a command and establishing uniform procedures for it; standard operating procedure.
- starvation diet — insufficient food to stay alive
- state education — education provided by the state; education which is not private
- storage disease — a metabolic disorder characterized by excessive storage in certain cells of normal metabolic intermediates, as fats, iron, and carbohydrates.
- straightforward — going or directed straight ahead: a straightforward gaze.
- strait of dover — a strait between SE England and N France, linking the English Channel with the North Sea. Width: about 32 km (20 miles)
- studio audience — spectators on a TV set
- studio portrait — a photograph of a person taken in a studio
- subsidiary coin — a coin, especially one made of silver, having a value less than that of the monetary unit.
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- summer holidays — the time when children do not go to school in the summer
- superordination — Logic. the relation between a universal proposition and a particular proposition of the same quality containing the same terms in the same order.
- swiss army code — (programming, humour) Code for an application that is suffering from feature creep. Swiss Army Code does many things, but does none of them well.
- synecdochically — a figure of speech in which a part is used for the whole or the whole for a part, the special for the general or the general for the special, as in ten sail for ten ships or a Croesus for a rich man.
- terminator seed — a seed that produces sterile plants, used in some genetically modified crops so that a new supply of seeds has to be bought every year
- the cordilleras — the complex of mountain ranges on the W side of the Americas, extending from Alaska to Cape Horn and including the Andes and the Rocky Mountains
- the midas touch — ability to make money
- thorndike's law — the principle that all learnt behaviour is regulated by rewards and punishments, proposed by Edward Lee Thorndike (1874–1949), US psychologist
- thousand island — of or relating to the Thousand Islands or their inhabitants
- tie one's hands — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- tirso de molina — Luis [loo-ees] /luˈis/ (Show IPA), 1535–1600, Spanish Jesuit theologian.
- titius-bode law — Bode's law.
- to make friends — If you make friends with someone, you begin a friendship with them. You can also say that two people make friends.
- tokelau islands — a group of islands in the S Pacific Ocean belonging to New Zealand. 4 sq. mi. (10 sq. km).
- trading profits — profits made from the buying and selling of goods and services
- trans-jordanian — of or relating to the former Trans-Jordan (now Jordan) or its inhabitants
- transfer window — the period during the year in which a football club can transfer players from other teams into their own
- trapdoor spider — any of various, often large, spiders (esp. family Ctenizidae) that dig a burrow and cover the entrance with a hinged lid like a trapdoor
- trojan asteroid — one of a number of asteroids that have the same mean motion and orbit as Jupiter, preceding or following the planet by a longitude of 60°
- two-dimensional — having the dimensions of height and width only: a two-dimensional surface.
- ultra-modernist — very advanced in ideas, design, or techniques.
- ultrafastidious — extremely fastidious